1. Multivariate Analysis of Sales Responses of Competing Brands to Advertising;Beckwith;Journal of Marketing Research,1972
2. An Analysis of Transformations;Box;Journal of the Royal Statistical Society,1962
3. Transformations of the Independent Variables;Box;Technometrics,1962
4. Generalized Functional Forms of Sales Response Models;Chapman,1982
5. Econometric Measurement of the Duration of Advertising Effect on Sales;Clarke;Journal of Marketing Research,1976